Following our recent blog post on powering astronomy cameras in the field, Oldfield So of Hong Kong has written down his experiences on cabling and mobile power supplies.
DMK camera uses standard 6-pin 1394 power to connect to the computer, these type of cable will also carry 12V DC for the DMK. However, some notebook PC, despite having 6-pin ports, might not deliver power if they're in battery mode. Therefore, you will need something else to provide power for the DMK.
Read the rest of his blog post for the full story.